Method for producing a shoe sole
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United States of America Patent
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-
Jan 5, 1982
Issued Date -
N/A
app pub date -
Jul 5, 1979
filing date -
Nov 7, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method for producing a shoe sole, which comprises forming in a bottom surface of a cavity of an outer mold of the sole forming mold a groove for forming a ridge which is to divide said bottom surface into at least two sections, charging a sole forming materials into said cavity such that respective materials will be supplied into the adjoining two sections, closing the cavity with the press plate of said mold, and then compressing and heating the cavity.
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